SI4836-DEMO Datasheet, PDF (1/12 Pages) Silicon Laboratories – Si4836 DEMO BOARD USERS GUIDE

Si4836-DEMO
Si4836 DEMO BOARD USER’S GUIDE
1. Features
ATAD (analog tune and analog display) AM/FM/SW radio
Worldwide FM band support from 64–109 MHz with 5 bands, see Table 1
Worldwide AM band support from 504–1750 kHz with 5 bands, see Table 1
Worldwide SW band support 2.3–28.5 MHz with 18 wide bands or 18 narrow bands, see Table 1
Twelve positions band switch for selecting different band according to the target market
Two AAA battery operations with working voltage down to 2.0 V
Economical potentiometer for frequency tuning replaces more expensive variable capacitor (PVC)
Potentiometer volume control
Push button Bass/Treble control
FM 50 µs or 75 µs de-emphasis
SW Wideband/Narrow-band selection via a slide switch
Table 1. Si4836 Band Sequence Definition
Band
Name
Band Frequency Range
De-emphasis (FM)
Channel Space (AM)
Note
FM1
FM2
FM3
FM4
FM5
FM6
FM7
FM8
FM9
FM10
FM11
FM12
FM13
FM14
FM15
FM16
FM17
FM18
AM1
Rev. 0.1 3/13
87–108 MHz
87–108 MHz
87–108 MHz
87–108 MHz
86.5–109 MHz
86.5–109 MHz
87.3–108.25 MHz
87.3–108.25 MHz
87.3–108.25 MHz
87.3–108.25 MHz
76–90 MHz
76–90 MHz
64–87 MHz
64–87 MHz
76–108 MHz
76–108 MHz
64–108 MHz
64–108 MHz
520–1710 kHz
50 µs
50 µs
75 µs
75 µs
50 µs
50 µs
50 µs
50 µs
75 µs
75 µs
50 µs
50 µs
50 µs
50 µs
50 µs
50 µs
50 µs
50 µs
10k
Demo Board Default
Demo Board Default
Demo Board Default
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Si4836-DEMO